Object Oriented Design courses can help you learn principles like encapsulation, inheritance, and polymorphism, along with design patterns such as Singleton and Factory. You can build skills in creating reusable code, improving software maintainability, and designing systems that are easier to understand and extend. Many courses introduce tools like UML for modeling, as well as programming languages such as Java and Python, which are commonly used to implement object-oriented concepts in real-world applications.

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, AI Orchestration, AI Workflows, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Generative Model Architectures, Microsoft Power Automate/Flow, LLM Application, LangChain, Agentic Workflows, Responsible AI, Workflow Management, OpenAI, Process Optimization, Application Programming Interface (API), Decision Support Systems
Beginner · Specialization · 1 - 3 Months

Skillshare
Skills you'll gain: Animations, 3D Modeling, 3D Assets, Computer Graphics, Visualization (Computer Graphics), Post-Production, Computer Graphic Techniques, Graphical Tools, Motion Graphics, Timelines, Graphics Software, User Interface (UI), Creativity, File Management, Image Quality, Layout Design, Software Versioning, Software Installation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Routing Protocols, TCP/IP, Network Troubleshooting, OSI Models, Network Switches, Data Centers, Virtual Local Area Network (VLAN), Network Protocols, Network Security, Network Routing, Computer Networking, Virtual Machines, Network Monitoring, Wide Area Networks, Virtualization, Wireless Networks, Firewall, Network Model, Networking Hardware, Local Area Networks
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Open Web Application Security Project (OWASP), Vulnerability Assessments, Application Security, Vulnerability Management, Secure Coding, Hardening, Security Controls, Cybersecurity, Authorization (Computing), Cryptography, System Configuration, Encryption
Intermediate · Course · 1 - 3 Months

Imperial College London
Skills you'll gain: Public Health, Health Policy, Public Health and Disease Prevention, Community Health, Social Determinants Of Health, Continuous Quality Improvement (CQI), Health Administration, Health Care, Geographic Information Systems, Research Design, Geospatial Mapping, Data Presentation
Intermediate · Course · 1 - 4 Weeks

University of Alberta
Skills you'll gain: Research, Science and Research, Ancient History, Biology, Physics, Cultural Responsiveness, Discussion Facilitation, Anthropology
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Validation, Object Oriented Programming (OOP), Customer Data Management, Business Logic, Financial Data, User Interface (UI), Program Development, Real Time Data, Command-Line Interface, Scripting, Application Development, Python Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MongoDB, Restful API, API Design, NoSQL, Database Development, Node.JS, Query Languages, Database Management, Distributed Computing, Database Design, Database Architecture and Administration, Performance Tuning, Data Architecture, Scalability, Data Modeling, Data Validation
Intermediate · Course · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Tensorflow, Autoencoders, Generative Model Architectures, Deep Learning, Applied Machine Learning, Image Analysis, Bayesian Statistics, Probability Distribution, Unsupervised Learning, Sampling (Statistics)
Advanced · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Transportation, Supply Chain, and Logistics, Transportation Operations, Supply Chain Planning, Logistics Management, Shipping and Receiving, Service Design
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Research Methodologies, Research, Surveys, Scientific Methods, Social Sciences, Data Collection, Research Design, Experimentation, Qualitative Research, Sample Size Determination, Ethical Standards And Conduct, Probability & Statistics, Writing
Mixed · Course · 1 - 3 Months

Coursera
Skills you'll gain: Canva (Software), Graphic Design, Logo Design, Graphic and Visual Design Software, Design, Graphic and Visual Design, Creative Design, Multimedia
Beginner · Guided Project · Less Than 2 Hours